Qifan Chen created IMPALA-10292:
-----------------------------------

             Summary: Improvement to test_misaligned_parquet_row_groups section 
in query_test/test_scanners.py
                 Key: IMPALA-10292
                 URL: https://issues.apache.org/jira/browse/IMPALA-10292
             Project: IMPALA
          Issue Type: Bug
            Reporter: Qifan Chen


In /impala-asf-master-exhaustive build, the following error is seen. 

 Error Details

{code:java}
query_test/test_scanners.py:603: in test_misaligned_parquet_row_groups     
self._misaligned_parquet_row_groups_helper(table_name, 7300) 
query_test/test_scanners.py:636: in _misaligned_parquet_row_groups_helper     
assert len(num_scanners_with_no_reads_list) == 4 E   assert 3 == 4 E    +  
where 3 = len(['0', '0', '0'])
{code}

 Stack Trace

{code:java}
query_test/test_scanners.py:603: in test_misaligned_parquet_row_groups
    self._misaligned_parquet_row_groups_helper(table_name, 7300)
query_test/test_scanners.py:636: in _misaligned_parquet_row_groups_helper
    assert len(num_scanners_with_no_reads_list) == 4
E   assert 3 == 4
E    +  where 3 = len(['0', '0', '0'])
{code}




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